The human immunodeficiency virus (HIV), which causes AIDS, transcribes its genes from a promoter controlled by P-TEFb (and SEC). Again, polymerase initiates transcription at that promoter, under the control of which activator?

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#Question id: 18678

#Unit 13. Methods in Biology

which of the following technique can be analysed of PCR products from HIV-I allowed the identification of between 200 000 and 500 000 viral particles per cubic centimetre of serum.

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#Question id: 10588

#Unit 10. Ecological Principles

Following is survival ship curve of species

Which of the following is correct?

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#Question id: 15956

#Unit 12. Applied Biology

Transplantation of foreign chloroplasts into crop plants with inefficient photosynthetic system applied by

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#Question id: 26455

#Unit 3. Fundamental Processes

The length of the RNA–DNA hybrid within the bubble is only of

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#Question id: 3481

#Unit 11. Evolution and Behavior

Classical conditioning and operant conditioning differ in that

A) classical conditioning takes longer.

B) operant conditioning usually involves more intelligence.

C) operant conditioning involves consequences for the animalʹs behavior.

D) classical conditioning is restricted to mammals and birds.